• Mali T628-MP6 X11 userspace binaries on Samsung Exynos Android tablet?

    doitaljosh
    doitaljosh

    I am currently experimenting with getting accelerated Xorg on mobile devices, and in this case, the subject is a Samsung Galaxy Tab S 10.5. So far, I've been able to boot into Debian natively with the LineageOS kernel using fbdev. Is it possible that…

    • 11 months ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Is anyone working on Mali-T62x for Linux 4.9?

    elatllat
    elatllat

    http://malideveloper.arm.com/resources/drivers/open-source-mali-midgard-gpu-kernel-drivers/

    Works on 4.8 but 4.9 expects ‘struct vm_area_struct **’ instead of ‘struct page **’ etc.

    • Answered
    • over 3 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali 628 floating point precision

    Maxim Mogilnitsky
    Maxim Mogilnitsky
    Note: This was originally posted on 17th August 2013 at http://forums.arm.com

    Could you please elaborate on a floating point precision of Mali-628?
    What part of the IEEE754-2008 is supported in GPU? I.e. how many bits of precision we can get (medump) ?
    …
    • over 7 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Low GFLOPS on Mali-T628 MP6 using OpenCL

    Yoshi
    Yoshi

    Hi,

    I was using SHOC to benchmark the Arndale Octa board and the newest Samsung Galaxy Note 10.1, both of which have Mali-T628 MP6 inside.

    What I focused on is the performance of GFLOPS based on MAdd_{1,2,4,8,16}, and the results range from 2 ~ 24 GFLOPS…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • What is exact double precision performance for Mali T628 MP6 (Arndale Octa Board) ?

    Piotr Król
    Piotr Król

    Different sources point to different numbers. On Arndale board I found something about 72 GFLOPS for T604.

    Wikipedia show 109 GFLOPS for T628. Have you hear about performance measurements for this GPU and its theoretical capability ?

    I'm think about using…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • glReadPixels generates OUT_OF_MEMORY error

    Nakhoon Baek
    Nakhoon Baek

    Hi.

    Usually, I use render-to-texture technique to process the image.

    However, recently, I need to read the contents to the system memory.

    So, I tried to use glReadPixels as follows:

    GLubyte pixels[256] = { 0, 0, 0, 0 };

    GL_CHECK( glReadPixels(100, 100, 2,…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • OpenCL support on Juno board

    Nathan
    Nathan

    From the Juno ARM Development Platform - ARM link, i understand that Juno board has linux kernel support for Mali GPU.Does it have OpenCL support so that i can run OpenCL applications on Mali GPU?

    Why one may need to have OpenCL compiled for ARM? What…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • OpenCL - Cant retrieve devices

    Pablo Ramon Soria
    Pablo Ramon Soria

    I started recently with OpenCL and ARM (Particularly I'm using an Odroid U3, which has a Cortex A-9 and a Mali-400). First thing I did is an example project with some test cases. The first case get information about the retrieved "devices" with the…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Using DS-5 Streamline in Samsung Galaxy S5 Phone [?]

    shabby26
    shabby26

    I want to use DS5 in Samsung Galaxy S5 phone (SM-G900H) having a Mali T628 GPU. Should I follow the tutorial as in Nexus 10 from the link below and download Android 4.4.2 kernel or download a specific SM-G900H from opensource.samsung.com?

    Using DS-5 Streamline…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali hardware acceleration on Samsung Chromebook 2

    Jason Westervelt
    Jason Westervelt

    Is there a guide anywhere on getting hardware acceleration working properly on the Samsung Chromebook 2 or the Hardkernel ODroid XU3?  These devices use the Mali T628.  I have followed the guide at Graphics and Compute Development on Samsung…

    • Answered
    • over 6 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • ARM Mali-T628(Samsung Exynos Octa 5420 Board) GPU Cache issue in kernel

    Narendra Kumar
    Narendra Kumar

    Hi,

    I am facing Cache issue in Mali GPU do you have any idea how to resolve it. I will explain the problem clearly.

    We are working on Samsung Exynos Octa 5420 Board, we have one algorithm to be ported to GPU.

    1. First we thought of having  separate GPU buffers…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali GPU Reading from CPU cache

    maasa
    maasa

    Hi Peter Harris

    In Samsung Exynos 5422, it is mentioned that Mali T-628 GPU is I/O coherent with A15 and A7 CPU and GPU can access data from CPUs cache

    I want to measure the time it takes for the Mali GPU to read from the CPUs cache (A15 or A7). Can…

    • over 2 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Rendering using OpenGL ES 2.0/3.0 in a zero copy mode on MALI T628

    andrea
    andrea

    Hi

    I am looking for example / articles on how to perform updates to an Open GL ES texture (without using low Performing glTexSubImage2D approach) in a zero copy approach.

    I am currently focused on odroid XU3 with MALI  T628 running ubuntu.

    I studied…

    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • OpenCL for GPU and CPU on Odroid XU3

    Tomas
    Tomas

    Hi,

    I have an Odroid XU3 running Ubuntu 14.04 (big.LITTLE with A15 and A7 + Mali-T628 MP6)

    I want to program the big.LITTLE cores together with the GPU, all using OpenCL. I have read that OpenCL for Neon should make it possible to use the CPUs (both A7…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Is there offline compiler for Mali-T628 MP6 OpenCL?

    Heejin Park
    Heejin Park

    Hello, I'm using Odroid-XU3.

    And I installed Opencv 3.0.0-rc1 on odroid-xu3 ubuntu 14.04.


    I want to use function clCreateProgramWithBinary() instead of clCreateProgramWithSource().

    Because of build time for clCreateProgramWithSource() and clBuildProgram…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • OpenCL threads on Mali T628

    Alok Prakash
    Alok Prakash

    Hello Guys peterharris I am using a Mali T628 GPU on the Odroid XU3 board with Exynos 5422 chip. I have a couple of questions regarding OpenCL on the Mali GPU:


    1. Can we get information of active threads or work groups per shader core for Mali-T6xx similar…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Need a tutorial: install latest Mali kernel space drivers, please..

    Grigory Ptashko
    Grigory Ptashko

    Hello.

    I need to learn how to install Mali drivers. Both kernel space and user space. I'm using the Odroid XU4 with Mali T628.

    Currently, I'm trying to understand how to install kernel space drivers.

    As an advanced linux user I know how to build…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • MAIL-T628MP4 abbreviation

    四大妖人
    四大妖人

    Is there such simplified expression in ARM software? That is T622=MAIL-T628MP2,  T624=MAIL-T628MP4, T626=MAIL-T628MP6,  T628= MAIL-T628MP8.

    Maybe, I don't make myself clear, for example, United Kingdom, sometimes, we can call UK, so, MAIL-T628MP4…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Making Mali Graphics Debugger work with opencl on Odroid Xu3

    Rui Albuquerque
    Rui Albuquerque

    Hey!

    I'm trying to debug an opencl application on my Odroid Xu3 (With the Mali-T628 MP6), and when i try to use MGD, it completely crashes after the first opencl call giving me this error that the passthroughglesapi could not locate the handler function…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Further question about GPU Mali-T628 MP4

    四大妖人
    四大妖人

    Dear Michael McGeagh

    Appreciate your information about the difference between Mali-T628 MP4 and Mali-T624 MP4. I know they are different GPU brand.

    From ARM official website, it's very clear that Mali-T624 can support 1~4 shader core and Mali-T628…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • opencl map to cpu cost long time

    yang
    yang

    I used opencl1.1 on Mali628(Exynos5422)。

    1.

    first I create a buffer

    buffer = clCreateBuffer(context, CL_MEM_READ_WRITE | CL_MEM_ALLOC_HOST_PTR, 1280*720*4, NULL, &errorNumber);

    next call the kernel to handle the buffer and waiting the command queue finish…

    • Answered
    • over 5 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali™-T628  Temperature.

    Anand Moon
    Anand Moon

    What would be the throttle temperature and critical temperature for Mali™-T628 ?

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali GPU OpenCL board

    Omry Sendik
    Omry Sendik

    Dear experts,

    I am looking for a board with a Mali T-8xx and a reasonable CPU (A9/A15/A53/A57/etc.) for developing software IPs over OpenCL

    1. Can you recommend a board?
    2. Can you recommend a development environment?
    3. Do development environments have emulation…
    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali T628 GPU activity in Streamline

    Cao Gao
    Cao Gao

    Hi,

    I'm trying to profile GPU utilization of the Mali T628 on an Odroid-XU4 board using Streamline. When I run some graphics workloads, sometime I can see "GPU Fragment Activity", "GPU Vertex Compute" and "GPU Vertex-Tiling-Compute Activity" adds up…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • Mali T628 user space driver performance

    Joe
    Joe

    Hi,

    I have an OpenCL program that runs on a Mali T628 platform. Originally I was using kernel driver r5p1-00rel1 and user driver r5p0-06rel0. But I was constantly hitting what seemed like a deadlock in the close-source user driver. And my program would…

    • Answered
    • over 4 years ago
    • Graphics and Gaming
    • Graphics and Gaming forum
  • View related content from anywhere
  • More
  • Cancel
>